We tested Babish's 15,000% claim!

Thanks to Private Internet Access for sponsoring this video! You can use my personalised link for your discount here:
https://PIAVPN.com/StandupMaths

Here’s the reddit thread where this all started:
https://www.reddit.com/r/math/comments/1rl8ltg/solving_surface_area_of_spiralized_hot_dog/

Here’s Babish’s Youtube video with the big surface area ‘claim’:
https://www.youtube.com/watch?v=qZftFVTkiAU

Huge thanks to my Patreon supporters. You are the crispy onions who complete my helical hot dog adventures. https://www.patreon.com/standupmaths

Particular thanks to Patreon supporter Mark Reed who spotted a clarification in the video on an early-access release. Join Patreon if you too want to correct Matt's maths!

And big thanks to Ben Sparks for making the helicoid GeoGebra plots! Check him out here:
https://www.bensparks.co.uk

CORRECTIONS
3.01 - the correct form of the area of a circle is of course pi x R^2, not 2 x pi x R^2. If only integration were more straightforward. (Thanks simonlitvinskii1898 for spotting it!)

Written and performed by Matt Parker
Filming and editing by Alex Genn-Bash
Produced by Nicole Jacobus
Research by Rhys Jones
Music by Howard Carter
Design by Simon Wright and Adam Robinson

MATT PARKER: Stand-up Mathematician
Website: https://standupmaths.com/